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US 11,519,364 B2Granted
Rigid thermal protection composition
AssigneeThe Commonwealth of Australia
InventorRongzhi Li
Life of this patent
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Abstract
A polymer composite composition for use in high temperature applications such as furnaces, heat shields and aeronautical jet and rocket motors. In a particular application, the disclosed composition is applied to the manufacture of rocket motor cases, or parts thereof, to provide rigid thermal protection (RTP). The polymer composite composition comprises cyanate ester resin, fine lengths of carbon fibre and refractory filler material.
Claims16
A mouldable polymer, blended composite composition comprising:
- (i) cyanate ester resin;
- (ii) fine lengths of carbon fibre;
- and
- (iii) refractory filler material,
- wherein the carbon fibre is present in the composition in a form of individual fine fibre lengths and wherein the individual fibre lengths vary in length from about 1 mm to about 50 mm.
2 more elements
Dependencies are inferred from the claim text.